Transaction not yet indexed

55H78k8LoY6K6KPySYob8jfZrdWE2a6sHwMg6rEyujwq3v2qAYdD4d1c2UcjQ2dKcgk2BRBeZxSY8hJ7AV9h7Pv6

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.